Large healthcare group with over 7,000 beds in 38 hospitals in Asia; based in Chennai; hospitals are in Chennai, Hyderabad, Delhi, Colombo, Kolkata, Ahmedabad, Bilaspur & Madurai; also runs clinics etc

Healthcare group established in 1996 by Dr. Parvinder Singh of Ranbaxy Laboratories; has 62 hospitals in New Delhi, Punjab, Uttar Pradesh, Haryana, Chhattisgarh, Karnataka, Tamil Nadu, Rajasthan, West Bengal, and Maharashtra

Cancer hospital, College of Oncological Sciences, Preventive Oncology division, & research centre, located in 9 acres in Chennai; founded by Dr. Muthulakshmi Reddy in 1954; has 423 beds of which 297 are free of cost; serves 125,000 patients a year